Válvula de retención de aceiro fundido

Guocheng Valve Group Co., LTD. is one of the leading China Cast Steel Check Valve manufacturers, welcome to wholesale cheap Cast Steel Check Valve from our factory.

API 6D/ BS 1868 SWING CHECK VALVE DESCRIPTION

The valve is opened or closed by the valve disc to rotate around the spindle outside the valve seat; and it is an automatic valve when it is automatically opened or closed by the force generated by the medium flowing within the pipeline. Its major function is to prevent the backflow of the medium in the pipeline, reverse rotation of the pump and its driving motor, and discharge of the medium in the container.

Full open according to API 6D requirements is available.

CARACTERÍSTICAS DO DESEÑO

Design standard as per: API 6D/ BS1868

Estrutura do produto compacta e razoable, estanquidade fiable e bo rendemento;

Paso de fluído suave e pequena resistencia aos fluídos;

Disco tipo oscilante.

Pódese deseñar cun cilindro de amortecemento.

Peche rápido e accións flexibles do disco da válvula.

Pequeno impacto de peche, non é probable que se xere un golpe de ariete.

Paso de fluído suave e pequena resistencia aos fluídos.

SELECCIÓN DE MATERIAL

– CS (ASTM A216 WCB, WCC, WC6, WC9), LTCS (ASTM A352 LCB, LCC, LC1, LC2, LC3)

– Acero inoxidable austenítico 304 (ASTM A351 CF8), SS316 (ASTM A351 CF8M), SS304L (ASTM A351 CF3), SS316L (ASTM A351 CF3M)

– Acero inoxidable dúplex (ASTM A8904A, 5A, 6A)

– Aleación 625 (UNS N06625)

– Aleación 825 (UNS N08825)

– Material de aliaxe especial (CW6MC)

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